Home / 53,254.12-79,888.86-16,321

Finding the Fourth Proportional to 53,254.12, 79,888.86 and 16,321

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Solution

The fourth proportional to 53,254.12, 79,888.86 and 16,321 is: 24,483.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,254.12 : 79,888.86 = 16,321 : x
  2. Step 2: Convert to fraction form
    53,254.12/79,888.86 = 16,321/x
  3. Step 3: Cross multiply
    53,254.12x = 79,888.86 × 16,321
  4. Step 4: Simplify right side
    53,254.12x = 1,303,866,084.06
  5. Step 5: Solve for x
    x = 1,303,866,084.06/53,254.12
  6. Step 6: Final answer
    x = 24,483.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.